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Java 使用OSXAAdapter导致应用程序延迟或终止的JAR绑定器_Java_Macos_Swing_Jarbundler - Fatal编程技术网

Java 使用OSXAAdapter导致应用程序延迟或终止的JAR绑定器

Java 使用OSXAAdapter导致应用程序延迟或终止的JAR绑定器,java,macos,swing,jarbundler,Java,Macos,Swing,Jarbundler,我创建了一个简单的Java应用程序,在连续10秒的时间里,每秒钟向JTable添加一个新行。它由三个类组成 程序启动后调用的主类 public class JarBundlerProblem { public static void main(String[] args) { System.err.println("Initializing controller"); new Controller(); } } 创建G

我创建了一个简单的Java应用程序,在连续10秒的时间里,每秒钟向
JTable
添加一个新行。它由三个类组成

程序启动后调用的主类

public class JarBundlerProblem {
    public static void main(String[] args)
    {
        System.err.println("Initializing controller");
        new Controller();
    }
}
创建GUI并通过
doWork()

public class Controller {
    public Controller()
    {
        doWork(null);
    }
    public static void doWork(String s)
    {
        GUI gui = new GUI();
        
        for (int i=0; i<10; i++)
        {
            gui.addRow("Line "+(i+1));
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }
}
由于我是为OS X开发的,我需要能够将我的应用程序与特定的文件类型相关联(比如
.jarbundlerproblem
),因此我必须使用将我的
JAR
文件绑定到
应用程序中。我成功地做到了这一点,我的应用程序打开,数到十,每秒都写出来

现在,为了这个问题 默认情况下,双击
.jarbundlerproblem
,并将文件与我的应用程序关联,不会将我双击的文件作为参数传递给应用程序。显然,这只是OSX上的Java工作

因为我需要能够看到双击了哪个文件,所以我使用的是苹果公司为此制作的Java库。这是通过更改我的
Controller
类的构造函数实现的,并添加了另一个方法
registerForMacOSXEvents()

但是在这个(微小的)修改之后,我的应用程序开始出现问题。有时,它不会打开,尽管我可以在控制台中看到它刚刚启动(
初始化控制器
已写入),但在几次尝试后,它最终会启动,但在前10秒钟内窗口将完全空白,然后添加10行

帮助
现在,我已经对此做了相当多的努力,似乎没有太多关于OSXAAdapter和Jar Bundler的文档。我做错了什么?或者我不应该首先使用OSXAAdapter或Jar Bundler吗?

看起来您正在阻止(EDT)。这将是一个更好的选择,但是这个示例实现了
Runnable

附录:你可以看看这个架构的例子。它还展示了如何在不使用JAR Bundler的情况下构建macos应用程序包。更多关于MVC的信息可以找到

另一方面,本例展示了一种自动滚动
JTable
的方法。点击拇指暂停滚动;释放以继续

附录:您的应用程序在启动时延迟10秒。由于这是
控制器睡眠的确切时间,它肯定是在EDT上睡眠。一份报告将是决定性的。相反,在另一个线程上进行工作,并在EDT上更新模型
SwingWorker
有一个自动执行此操作的
process()
方法,或者您可以使用
invokeLater()
,如下所示。在应用程序正确同步之前,让Apple事件正常运行的希望很小

附录:您可以在
控制器中调用
进行检查。引用的项目包括一个带有Mac应用程序的
.dmg
和一个
ant
文件,该文件通过target
dist2
就地构建捆绑包

附录:另见所示的备选方法

导入java.awt.BorderLayout;
导入java.awt.Dimension;
导入java.awt.EventQueue;
导入java.awt.Rectangle;
导入java.awt.event.ActionEvent;
导入java.awt.event.AdjustmentEvent;
导入java.awt.event.AdjustmentListener;
导入javax.swing.AbstractAction;
导入javax.swing.JButton;
导入javax.swing.JFrame;
导入javax.swing.JPanel;
导入javax.swing.JProgressBar;
导入javax.swing.JScrollBar;
导入javax.swing.JScrollPane;
导入javax.swing.JTable;
导入javax.swing.table.DefaultTableModel;
/** @seehttps://stackoverflow.com/questions/7519244 */
公共类TableAddTest扩展JPanel实现可运行{
私有静态最终整数N_行=8;
私有静态字符串[]头={“ID”,“String”,“Number”,“Boolean”};
private DefaultTableModel dtm=新的DefaultTableModel(空,标题){
@凌驾
公共类getColumnClass(int-col){
返回getValueAt(0,col).getClass();
}
};
专用JTable表=新JTable(dtm);
私有JScrollPane scrollPane=新JScrollPane(表);
private JScrollBar vScroll=scrollPane.getVerticalScrollBar();
private JProgressBar jpb=新的JProgressBar();
私人int row;
私有布尔值自动滚动;
公共TableAddTest(){
此.setLayout(新的BorderLayout());
jpb.setUndeterminate(真);
add(jpb,BorderLayout.NORTH);
维度d=新维度(320,N_行*table.getRowHeight());
表.setPreferredScrollableViewportSize(d);
对于(int i=0;iimport javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;

public class GUI {
    private JFrame frame = new JFrame();
    private DefaultTableModel model = new DefaultTableModel();
    private JTable table = new JTable(model);
    private JScrollPane pane = new JScrollPane(table);
    
    public GUI()
    {
        model.addColumn("Name");
        
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.add(pane);
        frame.pack();
        frame.setVisible(true);
    }
    public void addRow(String name)
    {
        model.addRow(new Object[]{name});
    }
}
public Controller()
{
    registerForMacOSXEvents();
    //doWork(null);
}
public void registerForMacOSXEvents() {
    try {
        OSXAdapter.setFileHandler(this, getClass().getDeclaredMethod("doWork", new Class[] { String.class }));
    } catch (Exception e) {
        System.err.println("Error while loading the OSXAdapter:");
        e.printStackTrace();
    }
}
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.AdjustmentEvent;
import java.awt.event.AdjustmentListener;
import javax.swing.AbstractAction;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JProgressBar;
import javax.swing.JScrollBar;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;

/** @seehttps://stackoverflow.com/questions/7519244 */
public class TableAddTest extends JPanel implements Runnable {

    private static final int N_ROWS = 8;
    private static String[] header = {"ID", "String", "Number", "Boolean"};
    private DefaultTableModel dtm = new DefaultTableModel(null, header) {

        @Override
        public Class<?> getColumnClass(int col) {
            return getValueAt(0, col).getClass();
        }
    };
    private JTable table = new JTable(dtm);
    private JScrollPane scrollPane = new JScrollPane(table);
    private JScrollBar vScroll = scrollPane.getVerticalScrollBar();
    private JProgressBar jpb = new JProgressBar();
    private int row;
    private boolean isAutoScroll;

    public TableAddTest() {
        this.setLayout(new BorderLayout());
        jpb.setIndeterminate(true);
        this.add(jpb, BorderLayout.NORTH);
        Dimension d = new Dimension(320, N_ROWS * table.getRowHeight());
        table.setPreferredScrollableViewportSize(d);
        for (int i = 0; i < N_ROWS; i++) {
            addRow();
        }
        scrollPane.setVerticalScrollBarPolicy(
            JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
        vScroll.addAdjustmentListener(new AdjustmentListener() {

            @Override
            public void adjustmentValueChanged(AdjustmentEvent e) {
                isAutoScroll = !e.getValueIsAdjusting();
            }
        });
        this.add(scrollPane, BorderLayout.CENTER);
        JPanel panel = new JPanel();
        panel.add(new JButton(new AbstractAction("Add Row") {

            @Override
            public void actionPerformed(ActionEvent e) {
                addRow();
            }
        }));
        this.add(panel, BorderLayout.SOUTH);
    }

    private void addRow() {
        char c = (char) ('A' + row++ % 26);
        dtm.addRow(new Object[]{
                Character.valueOf(c),
                String.valueOf(c) + String.valueOf(row),
                Integer.valueOf(row),
                Boolean.valueOf(row % 2 == 0)
            });
    }

    private void scrollToLast() {
        if (isAutoScroll) {
            int last = table.getModel().getRowCount() - 1;
            Rectangle r = table.getCellRect(last, 0, true);
            table.scrollRectToVisible(r);
        }
    }

    @Override
    public void run() {
        while (true) {
            EventQueue.invokeLater(new Runnable() {

                @Override
                public void run() {
                    addRow();
                }
            });
            EventQueue.invokeLater(new Runnable() {

                @Override
                public void run() {
                    scrollToLast();
                }
            });
            try {
                Thread.sleep(1000); // simulate latency
            } catch (InterruptedException ex) {
                System.err.println(ex);
            }
        }
    }

    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable() {

            @Override
            public void run() {
                JFrame f = new JFrame();
                f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                TableAddTest nlt = new TableAddTest();
                f.add(nlt);
                f.pack();
                f.setLocationRelativeTo(null);
                f.setVisible(true);
                new Thread(nlt).start();
            }
        });
    }
}
public class GUI {
    private JFrame frame = new JFrame();
    private DefaultTableModel model = new DefaultTableModel();
    private JTable table = new JTable(model);
    private JScrollPane pane = new JScrollPane(table);

    public GUI() {
        model.addColumn("Name");

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.add(pane);
        frame.pack();
        frame.setVisible(true);
    }

    public void addRow(String name) {
        model.addRow(new Object[] { name });
    }

    /**
     * Controller is a SwingWorker.
     */
    public static class Controller extends SwingWorker<Void, String> {
        private GUI gui;

        private List<String> pending;

        public Controller() {
            gui = new GUI();
        }

        public void doWork(String newLine) {
            if (pending == null) {
                pending = new ArrayList<String>();
                pending.add(newLine);
                execute();
            } else {
                pending.add(newLine);
            }
        }

        @Override
        protected Void doInBackground() throws Exception {
            while (pending.size() > 0) {
                publish(pending.remove(0));
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
            return null;
        }

        /**
         * @inherited <p>
         */
        @Override
        protected void process(List<String> chunks) {
            for (String object : chunks) {
                gui.addRow(object);
            }
        }

    }

    /** 
     * Simulating the adapter.
     * 
     *  Obviously, the real-thingy wouldn't have a reference 
     *  to the controller, but message the doWork refectively 
     */
    public static class Adapter implements Runnable {

        Controller controller;

        public Adapter(Controller controller) {
            this.controller = controller;
        }

        @Override
        public void run() {
            for (int i=0; i<10; i++)
            {
                controller.doWork("Line "+(i+1));
                try {
                    Thread.sleep(100);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }

    }
    public static void main(String[] args)
    {
        System.err.println("Initializing controller");
        new Adapter(new Controller()).run();
    }

    @SuppressWarnings("unused")
    private static final Logger LOG = Logger.getLogger(GUI.class.getName());
}
import java.awt.EventQueue;
import java.util.List;
import java.util.Random;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.SwingWorker;
import javax.swing.table.DefaultTableModel;

public class GUI {

    private static final Random rnd = new Random();
    private JFrame frame = new JFrame();
    private DefaultTableModel model = new DefaultTableModel();
    private JTable table = new JTable(model);
    private JScrollPane pane = new JScrollPane(table);

    public GUI() {
        model.addColumn("Name");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.add(pane);
        frame.pack();
        frame.setVisible(true);
    }

    public void addRow(String name) {
        model.addRow(new Object[]{name});
    }

    /**
     * Controller is a SwingWorker.
     */
    private static class Controller extends SwingWorker<Void, String> {

        private static final int MAX = 5;
        private GUI gui;
        private BlockingQueue<String> pending =
            new ArrayBlockingQueue<String>(MAX);

        public Controller() {
            EventQueue.invokeLater(new Runnable() {

                @Override
                public void run() {
                    gui = new GUI();
                }
            });
        }

        private void doWork(String newLine) {
            try {
                pending.put(newLine);
            } catch (InterruptedException e) {
                e.printStackTrace(System.err);
            }
        }

        @Override
        protected Void doInBackground() throws Exception {
            while (true) {
                // may block if nothing pending
                publish(pending.take());
                try {
                    Thread.sleep(rnd.nextInt(500)); // simulate latency
                } catch (InterruptedException e) {
                    e.printStackTrace(System.err);
                }
            }
        }

        @Override
        protected void process(List<String> chunks) {
            for (String object : chunks) {
                gui.addRow(object);
            }
        }
    }

    /** 
     * Exercise the Controller.
     */
    private static class Adapter implements Runnable {

        private Controller controller;

        private Adapter(Controller controller) {
            this.controller = controller;
        }

        @Override
        public void run() {
            controller.execute();
            int i = 0;
            while (true) {
                // may block if Controller busy
                controller.doWork("Line " + (++i));
                try {
                    Thread.sleep(rnd.nextInt(500)); // simulate latency
                } catch (InterruptedException e) {
                    e.printStackTrace(System.err);
                }
            }
        }
    }

    public static void main(String[] args) {
        System.out.println("Initializing controller");
        // Could run on inital thread via
        // new Adapter(new Controller()).run();
        // but we'll start a new one
        new Thread(new Adapter(new Controller())).start();
    }
}